72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
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//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <tuple>
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// template <class... Types> class tuple;
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// template <class Alloc, class... UTypes>
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// tuple(allocator_arg_t, const Alloc& a, UTypes&&...);
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#include <tuple>
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#include <cassert>
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#include "../MoveOnly.h"
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#include "../allocators.h"
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#include "../alloc_first.h"
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#include "../alloc_last.h"
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int main()
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{
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{
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std::tuple<MoveOnly> t(std::allocator_arg, A1<int>(), MoveOnly(0));
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assert(std::get<0>(t) == 0);
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}
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{
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std::tuple<MoveOnly, MoveOnly> t(std::allocator_arg, A1<int>(),
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MoveOnly(0), MoveOnly(1));
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assert(std::get<0>(t) == 0);
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assert(std::get<1>(t) == 1);
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}
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{
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std::tuple<MoveOnly, MoveOnly, MoveOnly> t(std::allocator_arg, A1<int>(),
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MoveOnly(0),
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1, 2);
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assert(std::get<0>(t) == 0);
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assert(std::get<1>(t) == 1);
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assert(std::get<2>(t) == 2);
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}
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{
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alloc_first::allocator_constructed = false;
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alloc_last::allocator_constructed = false;
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std::tuple<int, alloc_first, alloc_last> t(std::allocator_arg,
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A1<int>(5), 1, 2, 3);
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assert(std::get<0>(t) == 1);
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assert(alloc_first::allocator_constructed);
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assert(std::get<1>(t) == alloc_first(2));
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assert(alloc_last::allocator_constructed);
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assert(std::get<2>(t) == alloc_last(3));
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}
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// extensions
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{
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std::tuple<MoveOnly, MoveOnly, MoveOnly> t(std::allocator_arg, A1<int>(),
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0, 1);
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assert(std::get<0>(t) == 0);
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assert(std::get<1>(t) == 1);
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assert(std::get<2>(t) == MoveOnly());
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}
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{
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std::tuple<MoveOnly, MoveOnly, MoveOnly> t(std::allocator_arg, A1<int>(),
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0);
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assert(std::get<0>(t) == 0);
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assert(std::get<1>(t) == MoveOnly());
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assert(std::get<2>(t) == MoveOnly());
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}
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}
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